AUDIO: Larry Esposito on the spectacular end of the Cassini Mission to Saturn
Exciting and sad at the same time is how CU Â鶹ӰԺ planetary scientist Larry Esposito describes the end of one of NASA's most successful planetary missions. On Sept. 15, the Cassini spacecraft—orbiting Saturn since 2004—will plunge into Saturn's atmosphere, vaporizing into a spectacular, meteor-like fireball that NASA calls the "Grand Finale."
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